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Assuming that the earth’s radius is 6400...

Assuming that the earth’s radius is 6400 km and that it subtends an angle of 57’ at the centre of the moon, find the distance of the centre of the moon from the earth’s centre.

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MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
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  2. Assuming that a person of normal sight can read print to such distance...

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  3. Assuming that the earth’s radius is 6400 km and that it subtends an an...

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  4. Prove the following identity : sin theta cot theta+ sin theta cosec ...

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  5. Prove that (cosec theta- sin theta) ( sec theta-cos theta) ( tan theta...

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  6. Prove the following identity : sin theta (1+tan theta)+ cos theta(1+...

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  7. Prove the following identity : (sin theta+ cos theta) (sec theta+ co...

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  8. (cosec theta -sin theta) (sec theta - cos theta) (tan theta + cot thet...

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  9. Prove the following identity : sin^2 A cos^2 B + cos^2 A sin^2 B + c...

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  10. Prove the following identity : (sin theta tan theta)/ (1-cos theta)=...

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  11. Prove the following identity : (1+cos theta)/(1-cos theta)= (tan^2 t...

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  12. Prove the following identity : (1-sin theta)/(1+sin theta)= (sec the...

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  13. Prove the following identity : sqrt ((1-cos theta)/(1+cos theta)) = ...

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  14. Prove the following identity : sqrt ((1+cos theta)/ (1-cos theta))=c...

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  15. Prove the following identity : sqrt ((1+sin theta)/ (1-sin theta)) =...

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  16. Prove the following identity : cot^2 theta- cos^2 theta= cot^2 theta...

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  17. Prove the following identity : sin^4 theta+ cos^4 theta= 1-2 sin^2 t...

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  18. Prove the following identity : cos^4 theta- sin^4 theta= cos^2 theta...

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  19. Prove the following identity : sec^4 theta- tan^4 theta =1+2 tan^2 t...

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  20. Prove the following identity : sin^6 theta+ cos^6 theta= 1-3 sin^2 t...

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